When electronic fuel injection first appeared on performance cars, it represented a major shift in the comfort zone of many hot rodders. Turning screws, replacing jets, and setting float levels were ...

Answer:High-end experts like turbocharging guru Ken Duttweiler and EFI University's Ben Strader have spent countless hours on the dyno and in the lab playing with fuel-injector location and angle.

The injector is electronically controlled. It is provided pressurized fuel by the car’s fuel pump and has a high micron filter at the top and small holes at the bottom. The filter ensures that any ...